GNS3 works in the server/client model. GNS3 client provides a GUI-based environment to create and test network topologies. GNS3 server stores and run all virtual devices you use in the network topologies. To use GNS3, you need both GNS3 client and GNS3 server. You have three options to...
The free network simulation GNS3 also allows the administrator to integrate virtual machines. All in all, about 15 minutes have passed - now it is time to click "Add an IOS router using a real IOS image" and upload an image, (for example the "c7200-adventerprisek9-mz.124-9.T.bin", ...